Resource Library Recognizing Letters with Mary Mary leads a small group of Pre-K children in a recognizing letters activity using the Hungry Monster. Save to Dashboard Share on Facebook Share on Twitter Share on Linkedin Share on WhatsApp Share on Pinterest Share via Email Share via SMS Related Resources K-3rdPre K (4-5)Preschool (3-4) Activities for Teaching Alphabet Knowledge A variety of fun classroom activities to build letter recognition and letter naming skills. Pre K (4-5)Preschool (3-4) Alphabet Knowledge Teaching Aid This one-page aid provides basic information about alphabet skills and tips for planning activities.